diff --git a/cic/contract/components/attachment.py b/cic/contract/components/attachment.py
index 91e431f..5467692 100644
--- a/cic/contract/components/attachment.py
+++ b/cic/contract/components/attachment.py
@@ -45,7 +45,7 @@ class Attachment(Data):
     def start(self):
         """Initialize attachment settings from template."""
         super(Attachment, self).start()
-        os.makedirs(self.attachment_path)
+        os.makedirs(self.attachment_path, exist_ok=True)
 
     def get(self, k):
         """Get a single attachment by the sha256 hash of the content.